427 lines
9.2 KiB
C#
427 lines
9.2 KiB
C#
using System.IO;
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using System.Xml;
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using System.Xml.Linq;
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namespace Sai.Toolkit.Core.Helpers;
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public class XmlHelper
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{
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public XmlHelper(string strPath)
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{
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XmlPath = strPath;
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}
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public string XmlPath { get; }
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/// <summary>
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/// 创建配置文件，可在子类中重写此方法
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/// </summary>
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public void CreateFile(string fileName)
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{
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var doc = new XmlDocument();
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var dec = doc.CreateXmlDeclaration("1.0", "UTF-8", null);
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doc.AppendChild(dec);
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var root = doc.CreateElement("Root");
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doc.AppendChild(root);
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root.AppendChild(doc.CreateElement("Config"));
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doc.Save(fileName);
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}
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/// <summary>
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/// 删除节点值
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="node">节点</param>
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public static void Delete(string path, string node)
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{
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try
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{
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var doc = XmlLoad(path);
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var xn = doc.SelectSingleNode(node);
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xn.ParentNode.RemoveChild(xn);
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doc.Save(AppDomain.CurrentDomain.BaseDirectory + path);
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}
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catch
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{
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// ignored
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}
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}
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/// <summary>
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/// 删除数据
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="node">节点</param>
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/// <param name="attribute">属性名，非空时删除该节点属性值，否则删除节点值</param>
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public static void Delete(string path, string node, string attribute)
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{
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try
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{
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var doc = XmlLoad(path);
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var xn = doc.SelectSingleNode(node);
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var xe = (XmlElement)xn;
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if (attribute.Equals(string.Empty))
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{
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xn.ParentNode.RemoveChild(xn);
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}
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else
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{
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xe.RemoveAttribute(attribute);
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}
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doc.Save(AppDomain.CurrentDomain.BaseDirectory + path);
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}
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catch
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{
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// ignored
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}
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}
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/// <summary>
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/// 插入数据
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="node">节点</param>
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/// <param name="element">元素名，非空时插入新元素，否则在该元素中插入属性</param>
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/// <param name="attribute">属性名，非空时插入该元素属性值，否则插入元素值</param>
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/// <param name="value">值</param>
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public static void Insert(string path, string node, string element, string attribute, string value)
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{
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try
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{
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var doc = new XmlDocument();
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doc.Load(AppDomain.CurrentDomain.BaseDirectory + path);
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var xn = doc.SelectSingleNode(node);
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if (element.Equals(string.Empty))
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{
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if (!attribute.Equals(string.Empty))
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{
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var xe = (XmlElement)xn;
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xe.SetAttribute(attribute, value);
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}
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}
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else
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{
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var xe = doc.CreateElement(element);
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if (attribute.Equals(string.Empty))
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{
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xe.InnerText = value;
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}
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else
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{
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xe.SetAttribute(attribute, value);
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}
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xn.AppendChild(xe);
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}
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doc.Save(AppDomain.CurrentDomain.BaseDirectory + path);
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}
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catch
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{
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// ignored
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}
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}
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/// <summary>
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/// 插入数据
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="node">节点</param>
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/// <param name="element">元素名，非空时插入新元素，否则在该元素中插入属性</param>
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/// <param name="strList">由XML属性名和值组成的二维数组</param>
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public static void Insert(string path, string node, string element, string[][] strList)
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{
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try
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{
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var doc = new XmlDocument();
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doc.Load(AppDomain.CurrentDomain.BaseDirectory + path);
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var xn = doc.SelectSingleNode(node);
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var xe = doc.CreateElement(element);
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var strAttribute = string.Empty;
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var strValue = string.Empty;
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for (var i = 0; i < strList.Length; i++)
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{
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for (var j = 0; j < strList[i].Length; j++)
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{
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if (j == 0)
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{
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strAttribute = strList[i][j];
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}
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else
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{
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strValue = strList[i][j];
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}
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}
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if (strAttribute.Equals(string.Empty))
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{
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xe.InnerText = strValue;
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}
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else
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{
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xe.SetAttribute(strAttribute, strValue);
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}
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}
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xn.AppendChild(xe);
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doc.Save(AppDomain.CurrentDomain.BaseDirectory + path);
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}
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catch
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{
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// ignored
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}
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}
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public static void parsexmldoc(string file)
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{
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var document = XDocument.Load(file);
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//获取到XML的根元素进行操作
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var root = document.Root;
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if (root.FirstAttribute.Value == "车辆轮廓点")
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{
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//获取根元素下的所有子元素
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var enumerable = root.Elements();
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foreach (var xe in enumerable)
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{
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//IEnumerable<XElement> pts = xe.Elements();
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//KineModel data = new KineModel();
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//data.StrPosition = xe.Name.LocalName;
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//data.Name = (string)xe.Attribute("点号");
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//data.X = (double)xe.Attribute("X");
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//data.Y = (double)xe.Attribute("Y");
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//vm.Items.Add(data);
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}
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}
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}
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/// <summary>
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/// 读取指定节点的数据
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/// </summary>
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/// <param name="node">节点</param>
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/// <returns>The <see cref="string" /></returns>
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public string Read(string node)
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{
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var value = string.Empty;
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try
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{
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var doc = XmlLoad();
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var xn = doc.SelectSingleNode(node);
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if (xn != null)
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{
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value = xn.InnerText;
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}
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}
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catch
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{
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// ignored
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}
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return value;
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}
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/// <summary>
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/// 读取指定路径和节点的串联值
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="node">节点</param>
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/// <returns>The <see cref="string" /></returns>
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public static string Read(string path, string node)
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{
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var value = string.Empty;
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try
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{
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var doc = XmlLoad(path);
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var xn = doc.SelectSingleNode(node);
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value = xn.InnerText;
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}
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catch
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{
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// ignored
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}
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return value;
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}
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/// <summary>
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/// 读取指定路径和节点的属性值
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="node">节点</param>
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/// <param name="attribute">属性名，非空时返回该属性值，否则返回串联值</param>
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/// <returns>The <see cref="string" /></returns>
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public static string Read(string path, string node, string attribute)
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{
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var value = string.Empty;
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try
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{
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var doc = XmlLoad(path);
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var xn = doc.SelectSingleNode(node);
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value = attribute.Equals(string.Empty) ? xn.InnerText : xn.Attributes[attribute].Value;
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}
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catch
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{
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// ignored
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}
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return value;
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}
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/// <summary>
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/// 获取某一节点的所有子节点的值
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/// </summary>
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/// <param name="node">要查询的节点</param>
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/// <returns>The <see cref="XmlNodeList" /></returns>
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public XmlNodeList ReadAllChild(string node)
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{
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var doc = XmlLoad();
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var xn = doc.SelectSingleNode(node);
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var nodelist = xn.ChildNodes; //得到该节点的子节点
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return nodelist;
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}
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/// <summary>
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/// 获取某一节点的所有孩子节点的值
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/// </summary>
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/// <param name="node">要查询的节点</param>
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public string[] ReadAllChildallValue(string node)
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{
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var i = 0;
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string[] str = { };
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var doc = XmlLoad();
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var xn = doc.SelectSingleNode(node);
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if (xn != null)
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{
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var nodelist = xn.ChildNodes; //得到该节点的子节点
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if (nodelist.Count > 0)
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{
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str = new string[nodelist.Count];
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foreach (XmlElement el in nodelist) //读元素值
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{
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str[i] = el.Value;
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i++;
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}
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}
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}
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return str;
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}
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/// <summary>
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/// 修改指定节点的数据
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/// </summary>
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/// <param name="node">节点</param>
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/// <param name="value">值</param>
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public void Update(string node, string value)
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{
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try
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{
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var doc = XmlLoad();
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var xn = doc.SelectSingleNode(node);
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xn.InnerText = value;
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doc.Save(AppDomain.CurrentDomain.BaseDirectory + XmlPath);
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}
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catch
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{
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// ignored
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}
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}
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/// <summary>
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/// 修改指定节点的数据
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="node">节点</param>
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/// <param name="value">值</param>
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public static void Update(string path, string node, string value)
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{
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try
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{
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var doc = XmlLoad(path);
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var xn = doc.SelectSingleNode(node);
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xn.InnerText = value;
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doc.Save(AppDomain.CurrentDomain.BaseDirectory + path);
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}
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catch
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{
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// ignored
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}
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}
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/// <summary>
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/// 修改指定节点的属性值(静态)
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/// </summary>
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/// <param name="path">路径</param>
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/// <param name="node">节点</param>
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/// <param name="attribute">属性名，非空时修改该节点属性值，否则修改节点值</param>
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/// <param name="value">值</param>
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public static void Update(string path, string node, string attribute, string value)
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{
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try
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{
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var doc = XmlLoad(path);
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var xn = doc.SelectSingleNode(node);
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var xe = (XmlElement)xn;
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if (attribute.Equals(string.Empty))
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{
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xe.InnerText = value;
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}
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else
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{
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xe.SetAttribute(attribute, value);
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}
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doc.Save(AppDomain.CurrentDomain.BaseDirectory + path);
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}
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catch
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{
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// ignored
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}
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}
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private XmlDocument XmlLoad()
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{
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var XMLFile = XmlPath;
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var xmldoc = new XmlDocument();
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try
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{
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var filename = AppDomain.CurrentDomain.BaseDirectory + XMLFile;
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if (File.Exists(filename))
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{
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xmldoc.Load(filename);
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}
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}
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catch (Exception)
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{
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// ignored
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}
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return xmldoc;
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}
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/// <summary>
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/// 导入XML文件
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/// </summary>
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/// <param name="strPath">The strPath<see cref="string" /></param>
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/// <returns>The <see cref="XmlDocument" /></returns>
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private static XmlDocument XmlLoad(string strPath)
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{
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var xmldoc = new XmlDocument();
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try
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{
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var filename = AppDomain.CurrentDomain.BaseDirectory + strPath;
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if (File.Exists(filename))
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{
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xmldoc.Load(filename);
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}
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}
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catch (Exception)
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{
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// ignored
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}
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return xmldoc;
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}
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}
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